## Check that obj2yaml is able to dump a normal object which
## contains the SHT_SYMTAB_SHNDX section and symbols with
## section index == SHN_XINDEX.

# RUN: yaml2obj --docnum=1 %s -o %t1
# RUN: obj2yaml %t1 | FileCheck %s --check-prefix=CASE1

# CASE1:      --- !ELF
# CASE1-NEXT: FileHeader:
# CASE1-NEXT:   Class:   ELFCLASS64
# CASE1-NEXT:   Data:    ELFDATA2LSB
# CASE1-NEXT:   Type:    ET_REL
# CASE1-NEXT:   Machine: EM_X86_64
# CASE1-NEXT: Sections:
# CASE1-NEXT:   - Name:    bar
# CASE1-NEXT:     Type:    SHT_PROGBITS
# CASE1-NEXT:   - Name:    .symtab_shndx
# CASE1-NEXT:     Type:    SHT_SYMTAB_SHNDX
# CASE1-NEXT:     Link:    .symtab
# CASE1-NEXT:     EntSize: 0x0000000000000004
# CASE1-NEXT:     Entries: [ 0, 1, 2 ]
# CASE1-NEXT: Symbols:
# CASE1-NEXT:   - Name:  bar
# CASE1-NEXT:     Type:  STT_SECTION
# CASE1-NEXT:     Index: SHN_XINDEX
# CASE1-NEXT:   - Name:  .symtab_shndx
# CASE1-NEXT:     Type:  STT_SECTION
# CASE1-NEXT:     Index: SHN_XINDEX
# CASE1-NEXT: ...

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name: bar
    Type: SHT_PROGBITS
  - Name:    .symtab_shndx
    Type:    SHT_SYMTAB_SHNDX
    Entries: [ 0, 1, 2 ]
    Link:    .symtab
Symbols:
  - Type:  STT_SECTION
    Index: SHN_XINDEX
  - Type:  STT_SECTION
    Index: SHN_XINDEX

## Check that yaml2obj is unable to dump an object, which has
## symbols with section index == SHN_XINDEX, but no SHT_SYMTAB_SHNDX section.

# RUN: yaml2obj --docnum=2 %s -o %t2
# RUN: not obj2yaml %t2 2>&1 | FileCheck %s -DFILE=%t2 --check-prefix=CASE2

# CASE2: Error reading file: [[FILE]]: extended symbol index (1) is past the end of the SHT_SYMTAB_SHNDX section of size 0

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Symbols:
  - Type:  STT_SECTION
    Index: SHN_XINDEX

## Check that yaml2obj is unable to dump an object, which has symbols with
## section index == SHN_XINDEX, but SHT_SYMTAB_SHNDX table contains invalid indices
## that are larger than total number of the sections.

# RUN: yaml2obj --docnum=3 %s -o %t3
# RUN: not obj2yaml %t3 2>&1 | FileCheck %s -DFILE=%t3 --check-prefix=CASE3

# CASE3: Error reading file: [[FILE]]: invalid section index: 254

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name: bar
    Type: SHT_PROGBITS
  - Name:    .symtab_shndx
    Type:    SHT_SYMTAB_SHNDX
    Entries: [ 0, 254 ]
    Link:    .symtab
Symbols:
  - Type:  STT_SECTION
    Index: SHN_XINDEX

## Check that yaml2obj is unable to dump an object, which has symbols with
## section index == SHN_XINDEX, but SHT_SYMTAB_SHNDX table contains more
## entries than the number of symbols in .symtab.

# RUN: yaml2obj --docnum=4 %s -o %t4
# RUN: not obj2yaml %t4 2>&1 | FileCheck %s -DFILE=%t4 --check-prefix=CASE4

## FIXME: The error message below needs rewording. Size should not be equal to the number of symbols.
## CASE4: Error reading file: [[FILE]]: SHT_SYMTAB_SHNDX section has sh_size (48) which is not equal to the number of symbols (3)

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name: bar
    Type: SHT_PROGBITS
  - Name:    .symtab_shndx
    Type:    SHT_SYMTAB_SHNDX
    Entries: [ 0, 1, 2 ]
    Link:    .symtab
Symbols:
  - Type:  STT_SECTION
    Index: SHN_XINDEX

## ELF gABI allows having multiple SHT_SYMTAB_SHNDX sections.
## We only support having one associated with .symtab now.

# RUN: yaml2obj --docnum=5 %s -o %t5
# RUN: not obj2yaml %t5 2>&1 | FileCheck %s -DFILE=%t5 --check-prefix=CASE5

# CASE5: Error reading file: [[FILE]]: multiple SHT_SYMTAB_SHNDX sections are not supported

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name:    .symtab_shndx1
    Type:    SHT_SYMTAB_SHNDX
    Entries: [ 0 ]
    EntSize: 4
    Link:    .symtab
  - Name:    .symtab_shndx2
    Type:    SHT_SYMTAB_SHNDX
    Entries: [ 0 ]
    Link:    .symtab
Symbols: []

## Check that yaml2obj can't dump the object if SHT_SYMTAB_SHNDX is
## not associated with a SHT_SYMTAB section (this case is illegal).

# RUN: yaml2obj --docnum=6 %s -o %t6
# RUN: not obj2yaml %t6 2>&1 | FileCheck %s -DFILE=%t6 --check-prefix=CASE6

# CASE6: Error reading file: [[FILE]]: SHT_SYMTAB_SHNDX section is linked with SHT_PROGBITS section (expected SHT_SYMTAB/SHT_DYNSYM)

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name:    .symtab_shndx
    Type:    SHT_SYMTAB_SHNDX
    Entries: [ 0 ]
    Link:    .foo
  - Name:    .foo
    Type:    SHT_PROGBITS

## Check that yaml2obj can't dump the object if SHT_SYMTAB_SHNDX is
## associated with a SHT_DYNSYM section (not implemented yet).

# RUN: yaml2obj --docnum=7 %s -o %t7
# RUN: not obj2yaml %t7 2>&1 | FileCheck %s -DFILE=%t7 --check-prefix=CASE7

# CASE7: Error reading file: [[FILE]]: only SHT_SYMTAB_SHNDX associated with SHT_SYMTAB are supported

--- !ELF
FileHeader:
  Class:   ELFCLASS64
  Data:    ELFDATA2LSB
  Type:    ET_REL
  Machine: EM_X86_64
Sections:
  - Name:    .symtab_shndx
    Type:    SHT_SYMTAB_SHNDX
    Entries: [ 0, 1 ]
    Link:    .dynsym
DynamicSymbols:
  - Type:  STT_SECTION
    Index: SHN_XINDEX